diff options
Diffstat (limited to 'arch/arm/boot/dts/exynos5250-arndale.dts')
-rw-r--r-- | arch/arm/boot/dts/exynos5250-arndale.dts | 35 |
1 files changed, 15 insertions, 20 deletions
diff --git a/arch/arm/boot/dts/exynos5250-arndale.dts b/arch/arm/boot/dts/exynos5250-arndale.dts index 71c0e87d3a1d..2e3da5670bc2 100644 --- a/arch/arm/boot/dts/exynos5250-arndale.dts +++ b/arch/arm/boot/dts/exynos5250-arndale.dts @@ -73,6 +73,19 @@ }; }; + /* + * For unknown reasons HDMI-DDC does not work with Exynos I2C + * controllers. Lets use software I2C over GPIO pins as a workaround. + */ + i2c_ddc: i2c-10 { + compatible = "i2c-gpio"; + pinctrl-names = "default"; + pinctrl-0 = <&i2c2_gpio_bus>; + sda-gpios = <&gpa0 6 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; + scl-gpios = <&gpa0 7 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; + i2c-gpio,delay-us = <2>; + }; + panel: panel { compatible = "boe,hv070wsa-100"; power-supply = <&vcc_3v3_reg>; @@ -524,8 +537,8 @@ SPKVDD1-supply = <&main_dc_reg>; SPKVDD2-supply = <&main_dc_reg>; - wlf,ldo1ena = <&gpb0 0 GPIO_ACTIVE_HIGH>; - wlf,ldo2ena = <&gpb0 1 GPIO_ACTIVE_HIGH>; + wlf,ldo1ena-gpios = <&gpb0 0 GPIO_ACTIVE_HIGH>; + wlf,ldo2ena-gpios = <&gpb0 1 GPIO_ACTIVE_HIGH>; }; }; @@ -615,24 +628,6 @@ status = "okay"; }; -&soc { - /* - * For unknown reasons HDMI-DDC does not work with Exynos I2C - * controllers. Lets use software I2C over GPIO pins as a workaround. - */ - i2c_ddc: i2c-10 { - pinctrl-names = "default"; - pinctrl-0 = <&i2c2_gpio_bus>; - status = "okay"; - compatible = "i2c-gpio"; - sda-gpios = <&gpa0 6 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; - scl-gpios = <&gpa0 7 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; - i2c-gpio,delay-us = <2>; - #address-cells = <1>; - #size-cells = <0>; - }; -}; - &usbdrd { vdd10-supply = <&ldo15_reg>; vdd33-supply = <&ldo12_reg>; |